# File lib/will_paginate/core_ext.rb, line 49
    def constantize
      unless /\A(?:::)?([A-Z]\w*(?:::[A-Z]\w*)*)\z/ =~ self
        raise NameError, "#{self.inspect} is not a valid constant name!"
      end

      Object.module_eval("::#{$1}", __FILE__, __LINE__)
    end